The Citak Asmat of Indonesia

The Citak Asmat of Indonesia, numbering approximately 13,500 people, are No Longer Unreached. They are a matrilineal Asmat subgroup who call themselves Kau, distinct from the region's other patrilineal Asmat divisions, inhabiting South Papua's alluvial swamps first reached by Dutch traders in 1623 and later incorporated into Indonesia. They mostly adhere to Protestantism and Citak is their primary language.

Photo by Google. (2026). Image generated by Gemini 2.5 Flash: Citak Asmat

Fast Facts:

Affinity Group: Pacific Islander Peoples
Country: Indonesia
People Cluster: New Guinea
Primary Language(s): Citak (txt)
Primary Religion(s): Protestantism
Population: 13,500
Strategic Progress Index (SPI): No Longer Unreached
Global Status of Evangelical Christianity (GSEC): 10% or Greater Evangelical
People Group ID: PG022896
View on Joshua Project

Pray for the Citak Asmat of Indonesia

Join others around the world in praying for the lost to be saved, the gospel to advance, the global Church to grow, and for laborers to be sent out and sustained in the harvest.

Dig Deeper (Religion):

Primary Religion: Protestantism
Religious Affiliation: Christianity

48%
%
Protestantism Adherents

Dig Deeper (Language):

Primary Language: Citak
Language Family: Nuclear Trans New Guinea

100%
%
Citak Speakers

Media Resources in Citak:

Films:

No film resources are listed for this language.

Bible Resources in Citak:

No Bible resources are listed for this language.

Or check out the Citak bible at Bible.com

Linked from YouVersion

SPI: No longer Unreached

The Citak Asmat are No Longer Unreached, which means there are more than 2% evangelical Christian populations and there are churches consistent with evangelical faith and practice. There is still more to be done among them.

Next steps for the Citak Asmat:
Empower local believers to begin praying for their own people
Continue gospel seed sowing and church planting
Encourage local leaders to being leading church planting strategy and looking for Unreached and Unengaged groups nearby

Pray specifically for the Citak Asmat of Indonesia

But those who desire to be rich fall into temptation, into a snare, into many senseless and harmful desires that plunge people into ruin and destruction.
read1 Timothy 6:9

Pray for those, rich and poor, who have put their trust in worldly things, and ask that they will be honest with themselves, acknowledge their need for God and turn to Him.

And what you have heard from me in the presence of many witnesses entrust to faithful men, who will be able to teach others also.
read2 Timothy 2:2

Pray that the lost will come to faith in Christ and be discipled in the truth of the gospel, becoming faithful followers of Jesus who, in turn, make disciples themselves.

I wait for the LORD, my soul waits, and in his word I hope.
readPsalm 130:5

Pray that as people place their faith in Christ, they will wait on the Lord and have patience and trust, knowing His ways and His timing are always perfect.

There is nothing outside a person that by going into him can defile him, but the things that come out of a person are what defile him.
readMark 7:15

Pray for Christians to take any opportunity to share the hope of Jesus with lost people here, praying they will be wise like Jesus as they share the truth about what can defile people and what can make them clean.

Citak Asmat Across Countries (ROP3 - 102236) reported in the following countries:

Strategic Progress Index
All

1 people group

To download a comprehensive people group list in spreadsheet form, visit our Research Data page.

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